Thaum ua pa tawm qhov ua pa thiab qhov ua pa tawm?

Cov txheej txheem:

Thaum ua pa tawm qhov ua pa thiab qhov ua pa tawm?
Thaum ua pa tawm qhov ua pa thiab qhov ua pa tawm?
Anonim

Thaum koj nqus tau (ua pa hauv), cua nkag rau hauv koj lub ntsws thiab oxygen los ntawm huab cua txav ntawm koj lub ntsws mus rau koj cov ntshav. Tib lub sijhawm, carbon dioxide, cov pa khib nyiab, txav ntawm koj cov ntshav mus rau hauv lub ntsws thiab ua pa tawm (ua pa tawm).

Dab tsi ua pa tawm thaum ua pa?

Lub ntsws thiab lub ntsws ua pa tso cai rau peb ua pa. Lawv coj oxygen rau hauv peb lub cev (hu ua kev tshoov siab, lossis kev nqus pa) thiab xa carbon dioxidetawm (hu ua tas sijhawm, lossis exhalation). Qhov kev sib pauv ntawm cov pa thiab carbon dioxide no hu ua kev ua pa.

Thaum ua pa qhov nqus tau rau hauv thiab qhov exhaled?

nqus pa yog los ntawm ntim 78% nitrogen, 20.95% oxygen thiab lwm cov pa me me xws li argon, carbon dioxide, neon, helium, thiab hydrogen. Cov pa pa tawm yog4% mus rau 5% los ntawm cov pa roj carbon dioxide, kwv yees li 100 npaug ntxiv tshaj qhov nqus tau.

kev tshoov siab thiab kev tas sij hawm yog dab tsi?

Kev tshoov siab yog txheej txheem uas ua rau huab cua nkag mus rau hauv lub ntsws, thiab tas sij hawm yog cov txheej txheem uas ua rau huab cua tawm hauv lub ntsws (Daim duab 3). Lub voj voog ua pa yog ib ntu ntawm kev tshoov siab thiab tas sij hawm. … Kev tshoov siab thiab kev tas sij hawm tshwm sim vim qhov nthuav dav thiab kev cog lus ntawm cov kab noj hniav hauv lub thoracic, feem.

Yuav ua li cas hauv nqus pa thiab exhalation?

Thaum lub diaphragm cog lus, nwstxav mus rau hauv plab. Qhov kev txav ntawm cov nqaij ntshiv no ua rau lub ntsws nthuav dav thiab sau nrog huab cua, zoo li lub hauv siab (qhov nqus tau). Hloov pauv, thaum cov leeg nqaij so, cov kab noj hniav hauv lub thoracic tau me me, qhov ntim ntawm lub ntsws txo, thiab cua raug tshem tawm (exhalation).

Pom zoo:

Nthuav cov khoom
Koj puas tuaj yeem mus ntsib dagestan?
Nyeem ntxiv

Koj puas tuaj yeem mus ntsib dagestan?

Dagestan, officially lub koom pheej ntawm Dagestan yog ib lub koom pheej ntawm Russia nyob rau hauv lub Caspian Hiav txwv, nyob rau hauv lub North Caucasus ntawm Eastern Europe. Nws nyob rau sab qaum teb ntawm Greater Caucasus, thiab yog ib feem ntawm North Caucasian Federal District.

Xab npum suds siv rau dab tsi?
Nyeem ntxiv

Xab npum suds siv rau dab tsi?

A xab npum suds enema yog ib txoj hauv kev kho cem quav. Qee tus neeg kuj siv nws los kho fecal incontinence lossis tshem lawv cov quav ua ntej kev kho mob. Thaum muaj ntau hom enemas, xab npum suds enema tseem yog ib qho ntawm ntau hom, tshwj xeeb tshaj yog rau cem quav.

Puas yog qhov kev xeem thib ob?
Nyeem ntxiv

Puas yog qhov kev xeem thib ob?

Qhov thib ob derivative yuav yog siv los txiav txim siab hauv zos extrema ntawm kev ua haujlwm raws li qee yam xwm txheej. Yog tias qhov kev ua haujlwm muaj qhov tseem ceeb rau qhov twg f′(x)=0 thiab qhov thib ob derivative yog qhov zoo ntawm qhov no, ces f muaj qhov tsawg kawg nkaus hauv zos ntawm no.